UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ByAX+5V0G/+euNUXYwrLA2HIzNLjRsid+lmb+VhJP20=' 
WHERE 
  key_id = '6fc9ed6e0eb3f62ec7798841e0a9aa6b0bca22543bcd2883210de13c3471f01f' 
  AND (
    token = 'ByAX+5V0G/+euNUXYwrLA2HIzNLjRsid+lmb+VhJP20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )